[udig-users] error in uDig view

["randa.alharbi" <randa.alharbi@xxxxxxxxx>]

I am a student and I have an assignment to do using uDig, I am a new user, I
installed uDig version 1.4.0 and when I open the program I recieve this
error in the project area and layer area:
Could not create the view: Plug-in "net.refractions.udig.project.ui.editor"
was unable to instantiate class
"net.refractions.udig.project.ui.internal.ProjectExplorer".
Details:
java.lang.ExceptionInInitializerError
	at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
	at
sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)
	at
sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)
	at java.lang.reflect.Constructor.newInstance(Constructor.java:513)
	at java.lang.Class.newInstance0(Class.java:355)
	at java.lang.Class.newInstance(Class.java:308)
	at
org.eclipse.core.internal.registry.osgi.RegistryStrategyOSGI.createExecutableExtension(RegistryStrategyOSGI.java:184)
	at
org.eclipse.core.internal.registry.ExtensionRegistry.createExecutableExtension(ExtensionRegistry.java:905)
	at
org.eclipse.core.internal.registry.ConfigurationElement.createExecutableExtension(ConfigurationElement.java:243)
	at
org.eclipse.core.internal.registry.ConfigurationElementHandle.createExecutableExtension(ConfigurationElementHandle.java:55)
	at org.eclipse.ui.internal.WorkbenchPlugin$1.run(WorkbenchPlugin.java:268)
	at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70)
	at
org.eclipse.ui.internal.WorkbenchPlugin.createExtension(WorkbenchPlugin.java:264)
	at
org.eclipse.ui.internal.registry.ViewDescriptor.createView(ViewDescriptor.java:63)
	at
org.eclipse.ui.internal.ViewReference.createPartHelper(ViewReference.java:327)
	at org.eclipse.ui.internal.ViewReference.createPart(ViewReference.java:229)
	at
org.eclipse.ui.internal.WorkbenchPartReference.getPart(WorkbenchPartReference.java:595)
	at
org.eclipse.ui.internal.WorkbenchPage$ActivationList.setActive(WorkbenchPage.java:4317)
	at
org.eclipse.ui.internal.WorkbenchPage$18.runWithException(WorkbenchPage.java:3359)
	at
org.eclipse.ui.internal.StartupThreading$StartupRunnable.run(StartupThreading.java:31)
	at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35)
	at
org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:135)
	at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4140)
	at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3757)
	at
org.eclipse.ui.application.WorkbenchAdvisor.openWindows(WorkbenchAdvisor.java:803)
	at
org.eclipse.ui.internal.Workbench$33.runWithException(Workbench.java:1600)
	at
org.eclipse.ui.internal.StartupThreading$StartupRunnable.run(StartupThreading.java:31)
	at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35)
	at
org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:135)
	at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4140)
	at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3757)
	at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2609)
	at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2499)
	at org.eclipse.ui.internal.Workbench$7.run(Workbench.java:679)
	at
org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
	at
org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:668)
	at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)
	at
net.refractions.udig.internal.ui.UDIGApplication.start(UDIGApplication.java:132)
	at
org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
	at
org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110)
	at
org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)
	at
org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:344)
	at
org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:179)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
	at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
	at java.lang.reflect.Method.invoke(Method.java:597)
	at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:622)
	at org.eclipse.equinox.launcher.Main.basicRun(Main.java:577)
	at org.eclipse.equinox.launcher.Main.run(Main.java:1410)
	at org.eclipse.equinox.launcher.Main.main(Main.java:1386)
Caused by: java.lang.NullPointerException
	at
net.refractions.udig.project.internal.impl.ProjectRegistryImpl.getProjectRegistry(ProjectRegistryImpl.java:555)
	at
net.refractions.udig.project.internal.ProjectPlugin$Implementation.getProjectRegistry(ProjectPlugin.java:222)
	at
net.refractions.udig.project.ui.internal.ProjectExplorer.<init>(ProjectExplorer.java:139)
	at
net.refractions.udig.project.ui.internal.ProjectExplorer.<clinit>(ProjectExplorer.java:119)
	... 51 more

<http://gis.19327.n5.nabble.com/file/n5781062/Capture.jpg> 

I tried other versions and I still recieve the same error 
Please help me solve this problem

Randa



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